Microfilm viewer



FIG. 1 is a top and right front perspective view of a microfilm viewer showing my new design;

FIG. 2 is a top and left rear perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a right side elevational view thereof; and

FIG. 5 is a bottom plan view thereof. 

The ornamental design for a microfilm viewer, as shown and described. 